股票代码：600438 股票简称：通威股份 公告编号： 2025-059 债券代码：110085 债券简称：通 22 转债 通威股份有限公司 关于公开发行可转换公司债券2025年跟踪评级结果公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或 者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： 前次评级结果：公司主体信用等级为 AAA，"通 22 转债"信用等级为 AAA， 评级展望为稳定。 特此公告。 通威股份有限公司 董事会 2025 年 6 月 10 日 - 2 - 本次跟踪评级结果：维持公司主体信用等级为 AAA，维持"通 22 转债"信用 等级为 AAA，评级展望为稳定。 根据《上市公司证券发行管理办法》《公司债券发行与交易管理办法》《上海证 券交易所股票上市规则》的相关规定，通威股份有限公司（以下简称"公司"）委 托联合资信评估股份有限公司（以下简称"联合资信"）对公司于 2022 年 2 月公开 发行的可转换公司债券（债券代码：110085，债券简称：通 22 转债）进行了跟踪 评级。 公司前次主体信用评级结果为 AAA；通 22 转债前次评级结果 ...

通威股份有限公司公开发行可转换 公司债券 2025 年跟踪评级报告 1 www.lhratings.com 联合〔2025〕3875 号 联合资信评估股份有限公司通过对通威股份有限公司主体及其 相关债券的信用状况进行跟踪分析和评估，确定维持通威股份有限 公司主体长期信用等级为 AAA，维持"通 22 转债"的信用等级为 AAA，评级展望为稳定。 特此公告 联合资信评估股份有限公司 评级总监： 二〇二五年六月六日 跟踪评级报告 | 2 声 明 一、本报告是联合资信基于评级方法和评级程序得出的截至发表之日的 独立意见陈述，未受任何机构或个人影响。评级结论及相关分析为联合资信 基于相关信息和资料对评级对象所发表的前瞻性观点，而非对评级对象的事 实陈述或鉴证意见。联合资信有充分理由保证所出具的评级报告遵循了真 实、客观、公正的原则。鉴于信用评级工作特性及受客观条件影响，本报告 在资料信息获取、评级方法与模型、未来事项预测评估等方面存在局限性。 二、本报告系联合资信接受通威股份有限公司（以下简称"该公司"） 委托所出具。根据控股股东联合信用管理有限公司（以下简称"联合信用"） 提供的信息，联合赤道环境评价股份有限公司（ ...

通威股份有限公司公开发行可转换 公司债券 2025 年跟踪评级报告 1 www.lhratings.com 联合〔2025〕3875 号 联合资信评估股份有限公司通过对通威股份有限公司主体及其 相关债券的信用状况进行跟踪分析和评估，确定维持通威股份有限 公司主体长期信用等级为 AAA，维持"通 22 转债"的信用等级为 AAA，评级展望为稳定。 特此公告 联合资信评估股份有限公司 评级总监： 二〇二五年六月六日 跟踪评级报告 | 2 声 明 一、本报告是联合资信基于评级方法和评级程序得出的截至发表之日的 独立意见陈述，未受任何机构或个人影响。评级结论及相关分析为联合资信 基于相关信息和资料对评级对象所发表的前瞻性观点，而非对评级对象的事 实陈述或鉴证意见。联合资信有充分理由保证所出具的评级报告遵循了真 实、客观、公正的原则。鉴于信用评级工作特性及受客观条件影响，本报告 在资料信息获取、评级方法与模型、未来事项预测评估等方面存在局限性。 二、本报告系联合资信接受通威股份有限公司（以下简称"该公司"） 委托所出具。根据控股股东联合信用管理有限公司（以下简称"联合信用"） 提供的信息，联合赤道环境评价股份有限公司（ ...

Core Viewpoint - The international photovoltaic market has seen significant activity in May, with major companies signing overseas orders totaling over 4GW, primarily from countries such as Germany, Sweden, Poland, Pakistan, Australia, Zimbabwe, Zambia, and Peru [1] Group 1: Company Activities - Tongwei Co., Ltd. signed a strategic cooperation agreement with BayWa r.e. Solar Trade Holding GmbH for project development and system integration, and also secured a supply agreement for Eastern Europe with INFO-Telecom [2] - Aiko Solar successfully signed a 1GW centralized order with overseas clients, including significant projects in Europe and Africa, and has made substantial progress in the centralized market with its ABC components [3] - GCL-Poly Energy signed project cooperation agreements with Galp and Unigea, marking a significant step in its global strategy [4] - Chint New Energy established a three-year strategic partnership with Belectric to supply photovoltaic modules for ground station projects in Europe [5][6] - TCL Solar signed a strategic distribution agreement with Power & Sun Solar Equipments Trading LLC to supply 300MW of high-efficiency photovoltaic modules to the Middle East, Africa, and Eurasia [7] - LONGi Green Energy signed a strategic cooperation agreement with ENGIE and China Power Construction Corporation to provide over 1GW of high-efficiency Hi-MO 9 modules [8] - Hanwha Energy signed a 250MW annual supply framework agreement with PV CONSULT LTD in Bulgaria and established multiple strategic partnerships in Europe [9][10] - Huasheng New Energy reached an exclusive strategic cooperation with Next2Sun to promote the Kunlun series horizontal modules in Europe [11] - JA Solar signed MOU agreements with Australian companies NSEG and YES Group to supply a total of 250MW of high-efficiency photovoltaic modules by 2025 [12] - Seraphim signed a 250MW framework agreement with Barzaei Halwan in Iraq to support renewable energy infrastructure development [13] - Gaojing Solar signed a strategic cooperation agreement with Grodno S.A. in Poland, setting a 200MW annual cooperation target [14] - Sumida Huailun signed photovoltaic carport project agreements totaling 116MW with German EPC companies [15]

Investment Rating - The report maintains a "Positive" investment rating for the photovoltaic industry [15]. Core Insights - The report emphasizes the importance of the photovoltaic sector due to a dual bottom in both market sentiment and fundamentals, suggesting that policy changes or new technologies could accelerate supply clearing, with the end of 2025 being a critical observation point [3][10]. - It recommends gradual investment in the sector, particularly in silicon materials and battery components, as stock prices are expected to lead the fundamentals [13]. Summary by Sections Why Focus on Photovoltaics? - Dual Bottom in Sentiment and Fundamentals - The photovoltaic sector is currently experiencing low institutional holdings, with the proportion of heavy positions in A-shares dropping to 1.83% in Q1 2025, a significant decline of 0.59 percentage points [10][20]. - The entire supply chain is near cash loss, with the current situation being more severe than historical lows in industries like steel and coal [10][29]. What Scenarios Could Accelerate Supply Clearing? - Policy Relief or Technological Iteration - Historical cycles show that policy interventions have effectively stimulated demand during downturns. The current cycle may similarly require supply-side policies to address the oversupply situation [11][46]. - Technological advancements, particularly in battery efficiency, could lead to a differentiation in production quality, benefiting leading firms while forcing less competitive ones to exit the market [11][12]. When Will Supply Clear? - Key Observations for 2025 - The report identifies mid-year and year-end as critical observation points for policy direction and market conditions, with expectations of clearer domestic and international demand by mid-2025 [12][13]. When to Invest? - Preferred Segments - The report suggests focusing on silicon materials and battery components, especially if strong policies are introduced. Recommended companies include Tongwei Co., Daqo New Energy, and GCL-Poly Energy [13][20]. - In the absence of strong policies, investment should shift towards new technology segments, with specific recommendations for companies like LONGi Green Energy and JA Solar Technology [13][41].

FOR BETTER LIFE 2024 2024 Environmental, Social and Governance Report & Sustainability Report 01 Together to Consoli- date Stewardship: Stable and Robust Operation 02 Together to Advance R&D: Cutting-Edge Technol- ogy Innovation 03 04 05 Together to Leverage Intelligent Solutions: Responsible Procure- ment Supply Chain Management 91 Together to Protect the Environment: Green and Low- Carbon Development Together to Strength- en Collaboration: Diverse and Inclusive Partnership Preface Sustainable Development ...

Group 1 - The core viewpoint of the article highlights the significant achievements and technological advancements of Yongxiang Co., a large high-tech enterprise under Tongwei, specializing in high-purity silicon and related materials [1][2][5] - Yongxiang Co. has received numerous prestigious awards, including "National High-tech Enterprise," "National Green Factory," and "China Construction Engineering Luban Award," showcasing its commitment to innovation and quality [2][3] - The company boasts an advanced team of technical talents and research capabilities, with over 800 independent intellectual property research results in various technology fields, including cold hydrogenation and energy recovery [5] Group 2 - Yongxiang Co. has developed the "Eighth Generation Yongxiang Method" for high-purity silicon production, with research reserves extending to the "Ninth Generation," achieving product purity levels exceeding 99.999999999% [5] - The company's products cover both electronic-grade and solar-grade silicon, with quality and comprehensive technical indicators reaching international advanced levels, representing "China Intelligent Manufacturing" in high-purity silicon [5]

通威股份有限公司 关于对外提供担保的进展公告 股票代码：600438 股票简称：通威股份 公告编号：2025-058 债券代码：110085 债券简称：通 22 转债 公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或者重 大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： 被担保人名称： 2025 年 5 月 1 日—2025 年 5 月 31 日期间（以下简称"本次期间"）公司担保事项 被担保人均为非上市公司关联人。被担保人如下：公司下属 6 家全资子公司：成都通 威生物科技有限公司、成都蓉崃通威饲料有限公司、通威太阳能（眉山）有限公司、 和平通威有限责任公司、同塔通威有限责任公司、前江通威有限责任公司；公司下属 3 家控股子公司：越南天邦饲料有限公司、通威（海南）水产食品有限公司、通威食品 有限公司；公司 1 家合营公司：珠海海为饲料有限公司；公司 3 家联营公司：贵港史 记生物技术有限公司、湖北史记种猪畜牧有限公司、史记种猪育种（浠水）有限公司； 公司部分客户。 本次期间担保金额及已实际为其提供的担保余额： 本次期间，公司及下属子公司相互提供担保金额为 1.69 ...

Group 1 - Yong'an Futures strategically invests in leading polysilicon companies, continuing to promote the integration of production and finance resources [1] - The investment in Yongxiang Co., Ltd. aims to raise up to 10 billion yuan, with major strategic investors including top domestic financial institutions [1] - This strategic investment represents a significant breakthrough in the futures industry, enabling deeper participation in the new energy sector and optimizing industrial structure [1] Group 2 - The National Energy Administration has included distributed photovoltaic, new energy storage, and smart microgrids in the exemption scope for electricity business licensing [2] - The new policy aims to stimulate the vitality of operating entities and promote high-quality development in the industry [2] - Incremental distribution companies with electricity business licenses will enjoy rights to invest and manage distribution networks within their designated areas [2] Group 3 - Yangzhou Bangjie continues to suspend production due to intensified competition and significant price declines in the photovoltaic industry [3] - The company will closely monitor industry developments and make cautious decisions regarding resuming production based on shareholder interests [3] - The seamless clothing business remains the primary revenue source for Bangjie, maintaining stable profitability despite challenges in the photovoltaic sector [3] Group 4 - GCL-Poly Energy achieved a record high in distributed photovoltaic green electricity trading, reaching 14 million kWh in May [5] - This trading volume represents an 86.7% increase from April, involving 140 distributed photovoltaic power stations [5] - The company has completed over 35 million kWh of distributed photovoltaic green electricity trading and over 1 million green certificate transactions by 2025 [5]

Core Viewpoint - The China Securities New Materials Theme Index has shown a slight increase of 0.11% recently, but has experienced declines over the past month, three months, and year-to-date, indicating a challenging market environment for the new materials sector [1][2]. Group 1: Index Performance - The China Securities New Materials Theme Index closed at 2804.76 points with a trading volume of 18.599 billion yuan [1]. - Over the past month, the index has decreased by 0.38%, by 9.16% over the last three months, and by 5.65% year-to-date [1]. Group 2: Index Composition - The index comprises 50 listed companies involved in advanced steel, non-ferrous metals, chemicals, inorganic non-metals, and other strategic materials [1]. - The top ten weighted companies in the index are: CATL (10.54%), North Huachuang (10.05%), Wanhua Chemical (7.57%), Longi Green Energy (6.46%), Huayou Cobalt (3.38%), Tongwei Co. (3.25%), Sanan Optoelectronics (3.15%), Baofeng Energy (2.63%), and Greeenme (2.32%) [1]. Group 3: Market Segmentation - The index's holdings are primarily listed on the Shenzhen Stock Exchange (54.94%), followed by the Shanghai Stock Exchange (44.50%) and the Beijing Stock Exchange (0.56%) [1]. - In terms of industry distribution, industrials account for 43.27%, materials for 32.99%, and information technology for 23.74% [2]. Group 4: Index Adjustment and Fund Tracking - The index samples are adjusted biannually, with changes implemented on the next trading day following the second Friday of June and December [2]. - Public funds tracking the new materials index include various ETFs such as Hua Bao CSI New Materials ETF and Tianhong CSI New Materials ETF [2].